Home / 13,462,404.20-20,193,606.30-11,974,369.40

Finding the Fourth Proportional to 13,462,404.20, 20,193,606.30 and 11,974,369.40

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Solution

The fourth proportional to 13,462,404.20, 20,193,606.30 and 11,974,369.40 is: 17,961,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462,404.20 : 20,193,606.30 = 11,974,369.40 : x
  2. Step 2: Convert to fraction form
    13,462,404.20/20,193,606.30 = 11,974,369.40/x
  3. Step 3: Cross multiply
    13,462,404.20x = 20,193,606.30 × 11,974,369.40
  4. Step 4: Simplify right side
    13,462,404.20x = 241,805,701,354,367.25
  5. Step 5: Solve for x
    x = 241,805,701,354,367.25/13,462,404.20
  6. Step 6: Final answer
    x = 17,961,554.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.